115956516 has 72 divisors (see below), whose sum is σ = 298139520. Its totient is φ = 34864128.

The previous prime is 115956499. The next prime is 115956517. The reversal of 115956516 is 615659511.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (115956517) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1195380 + ... + 1195476.

Almost surely, 2^115956516 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 115956516, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (149069760).

115956516 is an abundant number, since it is smaller than the sum of its proper divisors (182183004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

115956516 is a wasteful number, since it uses less digits than its factorization.

115956516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 293 (or 194 counting only the distinct ones).

The product of its digits is 40500, while the sum is 39.

The square root of 115956516 is about 10768.3107310293. The cubic root of 115956516 is about 487.6389484270.

It can be divided in two parts, 1159 and 56516, that added together give a palindrome (57675).

The spelling of 115956516 in words is "one hundred fifteen million, nine hundred fifty-six thousand, five hundred sixteen".